[INFO] fetching crate zstd-safe 3.0.1+zstd.1.4.9...
[INFO] checking zstd-safe-3.0.1+zstd.1.4.9 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate zstd-safe 3.0.1+zstd.1.4.9 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate zstd-safe 3.0.1+zstd.1.4.9 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zstd-safe 3.0.1+zstd.1.4.9
[INFO] finished tweaking crates.io crate zstd-safe 3.0.1+zstd.1.4.9
[INFO] tweaked toml for crates.io crate zstd-safe 3.0.1+zstd.1.4.9 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zstd-sys v1.4.20+zstd.1.4.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00ff9d9ed82ed14046aa1933b480fa9ef286626907d4954ec4890dd7ee6107b6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "00ff9d9ed82ed14046aa1933b480fa9ef286626907d4954ec4890dd7ee6107b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00ff9d9ed82ed14046aa1933b480fa9ef286626907d4954ec4890dd7ee6107b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00ff9d9ed82ed14046aa1933b480fa9ef286626907d4954ec4890dd7ee6107b6", kill_on_drop: false }`
[INFO] [stdout] 00ff9d9ed82ed14046aa1933b480fa9ef286626907d4954ec4890dd7ee6107b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b71df77c13eeb1d701425b16b097832e5806c43628cfa68c1beb514168e0dc9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4b71df77c13eeb1d701425b16b097832e5806c43628cfa68c1beb514168e0dc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling zstd-safe v3.0.1+zstd.1.4.9 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling zstd-sys v1.4.20+zstd.1.4.9
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "4b71df77c13eeb1d701425b16b097832e5806c43628cfa68c1beb514168e0dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b71df77c13eeb1d701425b16b097832e5806c43628cfa68c1beb514168e0dc9", kill_on_drop: false }`
[INFO] [stdout] 4b71df77c13eeb1d701425b16b097832e5806c43628cfa68c1beb514168e0dc9